you can post it on this thread...
on this screen in the 'reply' box below the posts, at the bottom of the box is two buttons, post quick reply and go advanced... click on go advanced
this will bring up a slightly larger reply box
accross the top of new reply box next to the smiley face is a paper clip, click on the paper clip
this will bring up a seperate small window with a lot of buttons labelled 'browse' click on one of these browse buttons and your files from you computer will appear in a small window, navigate throw the files until you find the database you want to upload
when you have found it, click on it once and the file name should appear in the little file name box - next to this box click on 'open'
this breings you back to the small window with all the browse buttons in, next to one of these browse buttons should be the name of the file you want to upload, click on the upload button next to the bottom browse button and a few seconds later you file will appear at the top of the bottom half of that screen - when there just shut that little window with the x button
now you should be back on the reply box - click on the paperclip again and your file name should appear, click on file name and it will appear in the reply box
click submit reply at the bottom of the reply box - job done
it is far quicker and easier to do than it is to write explaining it to do lol